Updated UPGRADING documentation

git-svn-id: http://redmine.rubyforge.org/svn/trunk@621 e93f8b46-1217-0410-a6f0-8f06a7374b81

doc/UPGRADING

@@ -10,11 +10,14 @@ http://redmine.rubyforge.org/
 1. Uncompress program archive in a new directory:
    tar zxvf <filename>
    
-3. Copy your database settings (database.yml) into the new config directory
+3. Copy your database settings (RAILS_ROOT/config/database.yml)
+   into the new config directory
    
 4. Migrate your database:
    rake db:migrate RAILS_ENV="production"
 
+5. Copy the RAILS_ROOT/files directory content into your new installation
+
 Note 1: Rails 1.2.2 is required for version 0.4.2 and later.
 
 Note 2: when upgrading your code with svn update, don't forget to clear